Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r0a313ac4ec34865255e72089fded191b951b62de -r5291bb3f717bb61085601eed512a1e1e57053e7f
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 0a313ac4ec34865255e72089fded191b951b62de)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 5291bb3f717bb61085601eed512a1e1e57053e7f)
@@ -838,6 +838,7 @@
     if ( TRUE == didTimeout( timeOfLastHDCheckIn, HD_COMM_TIMEOUT_IN_MS ) )
     {
         hdIsCommunicating = FALSE;
+        activateAlarmNoData( ALARM_ID_HD_COMM_TIMEOUT );
     }
 }